Goodwill and Other Intangible Assets - Schedule of Intangible Assets (Details) - USD ($) $ in Millions	3 Months Ended			6 Months Ended
	Sep. 30, 2025	Jun. 30, 2025	Mar. 31, 2025	Jun. 30, 2025	Dec. 31, 2024
Definite-Lived Intangible Assets [Abstract]
Gross Intangibles	$ 210				$ 159
Accumulated Amortization	(98)				(88)
Net Intangibles	112				71
Goodwill and indefinite-lived intangible assets [Abstract]
Goodwill, gross	112	$ 114	$ 80	$ 114	81
Goodwill net	112				81
Total goodwill and intangible assets, gross	322				240
Total goodwill and intangible assets, net	224				152
Goodwill, Foreign Currency Translation, Gain (Loss)	$ 3			$ 2
Goodwill, Impaired, Method for Fair Value Determination	(2)	31	(3)
Developed technology
Finite-Lived Intangible Assets [Line Items]
Estimated Weighted Average Useful Life (years)	3 years
Definite-Lived Intangible Assets [Abstract]
Gross Intangibles	$ 33				33
Accumulated Amortization	(33)				(33)
Net Intangibles	$ 0				0
Customer related
Finite-Lived Intangible Assets [Line Items]
Estimated Weighted Average Useful Life (years)	15 years
Definite-Lived Intangible Assets [Abstract]
Gross Intangibles	$ 81				43
Accumulated Amortization	(11)				(9)
Net Intangibles	$ 70				34
Capitalized software development
Finite-Lived Intangible Assets [Line Items]
Estimated Weighted Average Useful Life (years)	3 years
Definite-Lived Intangible Assets [Abstract]
Gross Intangibles	$ 62				55
Accumulated Amortization	(38)				(31)
Net Intangibles	$ 24				24
Other
Finite-Lived Intangible Assets [Line Items]
Estimated Weighted Average Useful Life (years)	10 years
Definite-Lived Intangible Assets [Abstract]
Gross Intangibles	$ 26				26
Accumulated Amortization	(16)				(15)
Net Intangibles	$ 10				11
Trade Names
Finite-Lived Intangible Assets [Line Items]
Estimated Weighted Average Useful Life (years)	9 years
Definite-Lived Intangible Assets [Abstract]
Gross Intangibles	$ 8				2
Accumulated Amortization	0				0
Net Intangibles	8				$ 2
Customer-Related Intangible Assets
Definite-Lived Intangible Assets [Abstract]
Net Intangibles	$ 32